Write the expression for the vector distance of a point in a rectangular room from one corner of the room, choosing the three edges meeting at that point as the coordinate axes. Describe the vector distance field associa ...

A circular loop antenna of radius 1 m in free space carries a uniform current (a) Calculate the amplitude of the electric field intensity at a distance of 10 km in the plane of the loop. (b) Calculate the radiation resis ...

1. We defined two security services for e-mail (PGP and S/MIME). Explain why e-mail applications cannot use the services of SSL/TLS and need to use either PGP or S/MIME. 2. Assume Alice needs to send an e-mail to Bob. Ex ...

A rectangular plastic specimen of size 100 X 100 X 10 mm 3 is placed in a rectangular metal cavity. The dimensions of the cavity are 101 X 101 X 9 mm 3 . The plastic is compressed by a rigid punch until it is completely ...

1. State Faraday's law in differential form for the general case of an arbitrary electric field. How is it derived from its integral form? 2. What is meant by the net right-lateral differential of the x- and y-components ...

Using the laws for the addition of vectors and equation (), show that in the absence of gravity, (a) The fluid acceleration, pressure force, and viscous force all lie in the same plane; (b) In the absence of viscous forc ...

1. Considering TE modes in a dielectric slab guide, specify the fundamental mode and discuss the associated cutoff condition. 2. Compare the phenomenon at cutoff in a metallic waveguide with that at cutoff in an optical ...

A certain communication channel has a bandwidth of 10 kHz. A pulse of 0.5 ms duration is transmitted over this channel. a. Determine the width (duration) of the received pulse. b. Find the maximum rate at which these pul ...

Let x(t) be a signal whose Fourier transform X(ω) is nonzero only over 3 ≤ |ω| ≤ 9. Further, only frequencies 5 ≤ |ω| ≤ 7 contain useful information (the other frequencies can be considered to contain noise or different ...

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